Longi unveils 690 W back-contact solar module with 25.54% efficiency

Longi's new Hi-MO X12 module uses an integrated conductive backsheet instead of soldered ribbons, claiming improved reliability and 6–8 W more output per unit.

First covered Nov 2, 2026 · 12:19 AM PT · 1 article · no longer in the live window

Coverage

9d PV Magazine Longi unveils 690 W back-contact solar module with 25.54% efficiency — Longi has introduced its Hi-MO X12 back-contact solar modules, featuring an integrated conductive backsheet that replaces conventional soldered ribbons with…

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Appeared in: 2026-11-02 (#7)

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